<class 'pandas.core.frame.DataFrame'>
RangeIndex: 519700 entries, 0 to 519699
Data columns (total 15 columns):
# Column Non-Null Count Dtype
--- ------ -------------- -----
0 duration_sec 519700 non-null int64
1 start_time 519700 non-null object
2 end_time 519700 non-null object
3 start_station_id 519700 non-null int64
4 start_station_name 519700 non-null object
5 start_station_latitude 519700 non-null float64
6 start_station_longitude 519700 non-null float64
7 end_station_id 519700 non-null int64
8 end_station_name 519700 non-null object
9 end_station_latitude 519700 non-null float64
10 end_station_longitude 519700 non-null float64
11 bike_id 519700 non-null int64
12 user_type 519700 non-null object
13 member_birth_year 453159 non-null float64
14 member_gender 453238 non-null object
dtypes: float64(5), int64(4), object(6)
memory usage: 59.5+ MB